Rockwool Block Covers

Rockwool Block Covers, 4", Pack of 40
Rockwool Block Covers, 4", Pack of 40
Brand: Hydrofarm
PLASTIC BLOCK COVERS Reflect light to plant leaves, where it’s needed most. Block light from media. Eliminate algae and mildew growth. 40 dual sided block covers per pack. Works great with GRODAN Blocks. Block light from media Reflect light to …

Item #: 111005
In Stock
Price: $9.01

 


Rockwool Block Cover, 6", Pack of 40
Rockwool Block Cover, 6", Pack of 40
Brand: Hydrofarm
PLASTIC BLOCK COVERS Reflect light to plant leaves, where it’s needed most. Block light from media. Eliminate algae and mildew growth. 40 dual sided block covers per pack. Works great with GRODAN Blocks. Block light from media Reflect light to …

Item #: 111006
In Stock
Price: $16.44

 


Rockwool Block Cover, 8", Pack of 40
Rockwool Block Cover, 8", Pack of 40
Brand: Hydrofarm
PLASTIC BLOCK COVERS Reflect light to plant leaves, where it’s needed most. Block light from media. Eliminate algae and mildew growth. 40 dual sided block covers per pack. Works great with GRODAN Blocks. Block light from media Reflect light to …

Item #: 137562
In Stock
Price: $19.44

 


GROW!T Coco Caps, 4", pack of 10
GROW!T Coco Caps, 4", pack of 10
Brand: GROW!T
An alternative to plastic covers for rockwool blocks. Use Coco Caps to help prevent light penetration that may cause algae growth.

Item #: 131561
In Stock
Price: $4.28

 


GROW!T Coco Caps, 6", pack of 10
GROW!T Coco Caps, 6", pack of 10
Brand: GROW!T
An alternative to plastic covers for Rockwool blocks. Use Coco Caps to help prevent light penetration that may cause algae growth.

Item #: 131562
In Stock
Price: $5.40

 


Home | Products | Learning Center | About Us | Returns & Refunds | Shipping | Privacy | Testimonials | Contact | Login | View Cart |

Copyright 1992-2019 Greentrees Hydroponics
2581 Pioneer Avenue Suite D, Vista, California 92081